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Forum Discussion

Patti_G_72768's avatar
Patti_G_72768
Icon for Nimbostratus rankNimbostratus
Oct 21, 2013

iRule for missing or blank headers (user-agent and accept)

Hi all, I'm working on another iRule creation. I need to create a rule that will detect if the request headers for user-agent and/or accept is blank/missing. I also need to be able to exclude uri ext...
application delivery
devops
iRules
Richard__Harlan's avatar
Richard__Harlan
Historic F5 Account
Oct 21, 2013

If you want to check if a header exists you can use the following if {[HTTP::header exists User-Agent ]}{

 

You are checking is the value of User-Agent is False not that it does not exist

 

Patti_G_72768's avatar
Patti_G_72768
Icon for Nimbostratus rankNimbostratus
Oct 21, 2013
Ok. Thank you verymuch!!!